package top.heliming.youyou.cart.service;

import java.util.List;
import top.heliming.youyou.cart.pojo.Cart;

/**
 * description: //TODO
 *
 * @author: heliming
 * @date:2019/06/14 下午 10:25
 */
public interface CartService {
  void addCart(Cart cart);
  List<Cart> queryCartList() ;
  void updateNum(Long skuId, Integer num) ;
  void deleteCart(String skuId);
}
